/*
* Copyright (C) 2003-2010 eXo Platform SAS.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see<http://www.gnu.org/licenses/>.
*/
package org.exoplatform.wiki.webui;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UIComponent;
import org.exoplatform.webui.core.lifecycle.Lifecycle;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.event.EventListener;
import org.exoplatform.wiki.chromattic.ext.ntdef.NTVersion;
import org.exoplatform.wiki.commons.Utils;
import org.exoplatform.wiki.mow.core.api.wiki.PageImpl;
import org.exoplatform.wiki.webui.control.action.RestoreActionListener;
import org.exoplatform.wiki.webui.control.action.ShowHistoryActionListener;
import org.exoplatform.wiki.webui.core.UIWikiContainer;
/**
* Created by The eXo Platform SAS
* Author : Lai Trung Hieu
* hieu.lai@exoplatform.com
* Sep 14, 2010
*/
@ComponentConfig(
lifecycle = Lifecycle.class,
template = "app:/templates/wiki/webui/UIWikiVersionSelect.gtmpl",
events = {
@EventConfig(listeners = UIWikiVersionSelect.CompareRevisionActionListener.class),
@EventConfig(listeners = RestoreActionListener.class),
@EventConfig(listeners = ShowHistoryActionListener.class),
@EventConfig(listeners = UIWikiVersionSelect.NextVersionActionListener.class),
@EventConfig(listeners = UIWikiVersionSelect.PreviousVersionActionListener.class)
}
)
public class UIWikiVersionSelect extends UIWikiContainer {
private String versionName;
public static final String VIEW_CURRENT_VERSION = "ViewCurrentVersion";
public static final String COMPARE_ACTION = "CompareRevision";
public static final String RESTORE_ACTION = "Restore";
public static final String SHOW_HISTORY = ShowHistoryActionListener.SHOW_HISTORY;
public static final String NEXT_VERSION = "NextVersion";
public static final String PREVIOUS_VERSION = "PreviousVersion";
public static final String VIEW_REVISION = "ViewRevision";
public UIWikiVersionSelect() {
this.accept_Modes = Arrays.asList(new WikiMode[] {WikiMode.VIEWREVISION });
}
public String getVersionName() {
return versionName;
}
public void setVersionName(String versionName) {
this.versionName = versionName;
}
private boolean isHasPreviousVersion() {
int version = Integer.valueOf(versionName);
return (version > 1) ? true : false;
}
private boolean isHasNextVersion() throws Exception {
PageImpl wikipage = (PageImpl) Utils.getCurrentWikiPage();
int versionTotals = wikipage.getVersionableMixin().getVersionHistory().getChildren().size() - 1;
int version = Integer.valueOf(versionName);
return (version < versionTotals) ? true : false;
}
static public class CompareRevisionActionListener
extends
org.exoplatform.wiki.webui.control.action.CompareRevisionActionListener {
@Override
public void execute(Event<UIComponent> event) throws Exception {
UIWikiVersionSelect versionSelect = (UIWikiVersionSelect) event.getSource();
List<NTVersion> versionsList = Utils.getCurrentPageRevisions();
this.setVersionToCompare(new ArrayList<NTVersion>(versionsList));
this.setTo(0);
for (int i = 0; i < versionsList.size(); i++) {
if (versionsList.get(i).getName().equals(versionSelect.versionName)) {
this.setFrom(i);
break;
}
}
super.execute(event);
}
}
static public class NextVersionActionListener extends EventListener<UIWikiVersionSelect> {
@Override
public void execute(Event<UIWikiVersionSelect> event) throws Exception {
UIWikiVersionSelect versionSelect = event.getSource();
int version = Integer.valueOf(versionSelect.versionName);
versionSelect.versionName = String.valueOf(++version);
}
}
static public class PreviousVersionActionListener extends EventListener<UIWikiVersionSelect> {
@Override
public void execute(Event<UIWikiVersionSelect> event) throws Exception {
UIWikiVersionSelect versionSelect = event.getSource();
int version = Integer.valueOf(versionSelect.versionName);
versionSelect.versionName = String.valueOf(--version);
}
}
}